• Major eruption at Santa Maria volcano, Guatemala

    A major eruption occurred at Santiaguito lava-dome complex of Santa Maria volcano, Guatemala, on August 22, 2013. Starting at 11:45 UTC (17:45 local time), the top part of the Caliente lava dome collapsed and produced a series of relatively large pyroclastic

  • Sungrazing comet and farside full-halo CME

    An icy comet with estimated size of few tens of meters plunged into the Sun on August 19/20, 2013 but just before it dissipated, a far-side region on the Sun expelled a magnificent full-halo CME.

    Today's comet belonged to Kreutz Sungrazer family which

  • Magnetic pole reversal of the Sun 3 – 4 months away

    As it does approximately every 11 years on a solar cycle, the Sun's magnetic field is now reversing. Measurements have confirmed that we are about 3 – 4 months away from complete magnetic field reversal when Sun's inner magnetic dynamo will re-organize itself.

  • Highlights of the Night Sky – August 2013

    What to look for in the night sky during August 2013?! Your guide to constellations, deep-sky objects, planets and events.

    Evening Planets

    In the evening twilight, brilliant Venus makes a dazzling appearance over the western horizon. Catch it quickly before